/Engine/Plugins/Animation/LiveLinkCurveDebugUI/Source/LiveLinkCurveDebugUI/Public/SLiveLinkCurveDebugUI.h
Gets all current LiveLink subject names from our internal LiveLink client and stores it in the OutSubjectNames parameter. Clears OutSubjectNames if no SubjectNames are found!
virtual void GetAllSubjectNames ( [TArray](API\Runtime\Core\Containers\TArray)< [FName](API\Runtime\Core\UObject\FName) > & OutSubjectNames ) const